Western Zone Zone Boys 10 & under - 50 M Back
These rankings show the swimmers' placement within their Zone.They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 851 | Neil Bisht | 52.39 | 10 | B Min | BB: 49.29 (+3.10s | 5.9%) | Valley Splash | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 852 | Lucas Umaniuc | 52.41 | 9 | B Min | BB: 49.29 (+3.12s | 6.0%) | Walnut Creek Aquabears | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 853 | Finn Kirst | 52.42 | 10 | B Min | BB: 49.29 (+3.13s | 6.0%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 854 | Calvin Yip | 52.42 | 10 | B Min | BB: 49.29 (+3.13s | 6.0%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 855 | Ivan Hu | 52.44 | 8 | B Min | BB: 49.29 (+3.15s | 6.0%) | Otter Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 856 | Noah Dwinell | 52.45 | 9 | B Min | BB: 49.29 (+3.16s | 6.0%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 857 | Owen Hamaker | 52.46 | 9 | B Min | BB: 49.29 (+3.17s | 6.0%) | Coeur D\\\\\\'alene Area Swim Team | 07/24/2026 | 2026 IES LC CHAMPIONSHIPS | |
| 858 | Jack Kitch | 52.46 | 9 | B Min | BB: 49.29 (+3.17s | 6.0%) | Univ. of Denver Hilltoppers | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 859 | Mason Somadi | 52.49 | 9 | B Min | BB: 49.29 (+3.20s | 6.1%) | Beaverton Area Aquatics Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 860 | Daniel Dunbabin | 52.49 | 10 | B Min | BB: 49.29 (+3.20s | 6.1%) | Olympic Cascade Aquatics | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 861 | Lucas Tarr | 52.49 | 10 | B Min | BB: 49.29 (+3.20s | 6.1%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 862 | Theodore Neice | 52.52 | 8 | B Min | BB: 49.29 (+3.23s | 6.2%) | Lake Oswego Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 863 | Dean Wu | 52.52 | 8 | B Min | BB: 49.29 (+3.23s | 6.2%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 864 | Clyde Hanna | 52.54 | 9 | B Min | BB: 49.29 (+3.25s | 6.2%) | Lake Oswego Swim Club | 05/02/2025 | 2025 THSC Spring Invitational | |
| 865 | Jackson Jensen | 52.55 | 9 | B Min | BB: 49.29 (+3.26s | 6.2%) | Valley Aquatics | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 866 | Riaan Dixit | 52.55 | 9 | B Min | BB: 49.29 (+3.26s | 6.2%) | Punahou Aquatics Institute | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 867 | League Anakata | 52.57 | 10 | B Min | BB: 49.29 (+3.28s | 6.2%) | Alameda Gators | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 868 | Jose Ramos Morales | 52.59 | 10 | B Min | BB: 49.29 (+3.30s | 6.3%) | Denver Triton Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 869 | Atharv Karthik | 52.59 | 9 | B Min | BB: 49.29 (+3.30s | 6.3%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 870 | Hunter Pavlakovich | 52.61 | 8 | B Min | BB: 49.29 (+3.32s | 6.3%) | SwimTLC-Parker Phenomena Swim | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 871 | Lucas Sussman | 52.61 | 10 | B Min | BB: 49.29 (+3.32s | 6.3%) | Cascade Swim Club | 09/19/2026 | 2026 PN CSC September Shakeout Approved | |
| 872 | Ian Webster | 52.63 | 10 | B Min | BB: 49.29 (+3.34s | 6.3%) | Columbia River Swim Team | 06/07/2025 | 2025 OR CRST Summer Blast 2 | |
| 873 | Daniel Popescu | 52.63 | 7 | B Min | BB: 49.29 (+3.34s | 6.3%) | Seattle Metropolitan Aquatic C | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 874 | Colt Rodeheaver | 52.63 | 10 | B Min | BB: 49.29 (+3.34s | 6.3%) | Seattle Metropolitan Aquatic C | 05/29/2025 | 2025 IE VS Apple Capital | |
| 875 | Arz Abu Raya | 52.64 | 8 | B Min | BB: 49.29 (+3.35s | 6.4%) | Unattached | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 876 | Benjamin Cheng | 52.65 | 8 | B Min | BB: 49.29 (+3.36s | 6.4%) | San Ramon Valley Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 877 | Leon Mishin | 52.67 | 7 | B Min | BB: 49.29 (+3.38s | 6.4%) | Walnut Creek Aquabears | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 878 | Anthony Philip | 52.70 | 7 | B Min | BB: 49.29 (+3.41s | 6.5%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 879 | Anderson Fang | 52.71 | 9 | B Min | BB: 49.29 (+3.42s | 6.5%) | Reno Aquatic Club | 06/19/2026 | Reno Aquatic Club Gamble | |
| 880 | Austin Dunn | 52.72 | 9 | B Min | BB: 49.29 (+3.43s | 6.5%) | Streamliner Aquatics | 07/18/2025 | 2025 LCM Summer Championships | |
| 881 | Daniel Wang | 52.72 | 9 | B Min | BB: 49.29 (+3.43s | 6.5%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 882 | Lucas Nguyen | 52.74 | 10 | B Min | BB: 49.29 (+3.45s | 6.5%) | Renegade Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 883 | Wesley Wong | 52.78 | 10 | B Min | BB: 49.29 (+3.49s | 6.6%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 884 | Charles Rao | 52.78 | 9 | B Min | BB: 49.29 (+3.49s | 6.6%) | Eastside Aquatic Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 885 | Krthin Kothinti | 52.78 | 10 | B Min | BB: 49.29 (+3.49s | 6.6%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 886 | Wyatt Anderson | 52.79 | 9 | B Min | BB: 49.29 (+3.50s | 6.6%) | Jcc Jellyfish Club | 04/12/2024 | WFFM LC Kickoff 2024 | |
| 887 | Lucas Estepa | 52.80 | 10 | B Min | BB: 49.29 (+3.51s | 6.6%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 888 | Heulu Kaleikini | 52.80 | 10 | B Min | BB: 49.29 (+3.51s | 6.6%) | Aloha Aquatics Association | 05/23/2026 | OSL A+ LCM Meet | |
| 889 | Allister Georgiou | 52.80 | 10 | B Min | BB: 49.29 (+3.51s | 6.6%) | McGrath Marlins Swim Team | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 890 | Mayson Huang | 52.80 | 9 | B Min | BB: 49.29 (+3.51s | 6.6%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 891 | Aidyn Alimansur | 52.81 | 10 | B Min | BB: 49.29 (+3.52s | 6.7%) | Mission Aurora Colorado Swimmi | 06/06/2026 | 2026 CO MACS Suburban League Invite | |
| 892 | Yunfan Zhang | 52.83 | 8 | B Min | BB: 49.29 (+3.54s | 6.7%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 893 | Rex Ji | 52.84 | 9 | B Min | BB: 49.29 (+3.55s | 6.7%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 894 | Xander Exevea | 52.85 | 10 | B Min | BB: 49.29 (+3.56s | 6.7%) | South Bay Aquatics | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 895 | Chance Tan-Nelson | 52.86 | 10 | B Min | BB: 49.29 (+3.57s | 6.8%) | West Coast Aquatics | 04/25/2025 | 2025 PN KING Spring Derby | |
| 896 | Sullivan Chen | 52.86 | 10 | B Min | BB: 49.29 (+3.57s | 6.8%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 897 | Theodore Puscas | 52.86 | 9 | B Min | BB: 49.29 (+3.57s | 6.8%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 898 | Hudson Smith | 52.87 | 8 | B Min | BB: 49.29 (+3.58s | 6.8%) | Excel Aquatics | 04/24/2026 | 2026 Strong Tower Invite | |
| 899 | Lukas Fort | 52.87 | 9 | B Min | BB: 49.29 (+3.58s | 6.8%) | Bainbridge Island Swim Club | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 900 | Aiden Zhang | 52.88 | 9 | B Min | BB: 49.29 (+3.59s | 6.8%) | Olympic Cascade Aquatics | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.